Finding the Third Proportional to 142,587 and 225,760.50

Step by Step Solution

1. Step 1: Write the proportion equation
   142,587 : 225,760.50 = 225,760.50 : x
2. Step 2: Convert to fraction form
   142,587/225,760.50 = 225,760.50/x
3. Step 3: Cross multiply
   142,587x = 225,760.50 × 225,760.50
4. Step 4: Simplify right side
   142,587x = 50,967,803,360.25
5. Step 5: Solve for x
   x = 50,967,803,360.25/142,587
6. Step 6: Final answer
   x = 357,450.56